Fix tests

1 files changed, 7 insertions, 3 deletions

diff --git a/build.sc b/build.sc
index 97b9afb8..3bcd0b44 100755
--- a/build.sc
+++ b/build.sc
@@ -205,17 +205,21 @@ val isMasterCommit = {
   (sys.env.get("TRAVIS_BRANCH") == Some("master") || sys.env("TRAVIS_TAG") != "")
 }
 
+def gitHead = T.input{
+  sys.env.get("TRAVIS_COMMIT").getOrElse(
+    %%('git, "rev-parse", "head")(pwd).out.string.trim()
+  )
+}
 def publishVersion = T.input{
   val tag =
-    try Option(%%('git, 'describe, "--exact-match", "--tags", 'HEAD)(pwd).out.string)
+    try Option(%%('git, 'describe, "--exact-match", "--tags", gitHead())(pwd).out.string)
     catch{case e => None}
 
   tag match{
     case Some(t) => (t, t)
     case None =>
       val timestamp = java.time.Instant.now().toString.replaceAll(":|\\.", "-")
-      val gitHash = %%('git, "rev-parse", "head")(pwd).out.string.trim()
-      ("unstable", timestamp + "-" + gitHash)
+      ("unstable", timestamp + "-" + gitHead())
   }
 }